Prof. Shahraam Afshar Vahid Profile

Prof. Shahraam Afshar Vahid

Associate Professor at Univ of South Australia

SPIE Involvement:

Author

Publications (20)

Proceedings Article | 30 December 2019 Paper

Microdiamond-doped lead-silicate glass optical fibre for remote magnetometry

Dongbi Bai, Hoa Huynh, David Simpson, Shahraam Vahid, Philipp Reineck, Andrew Greentree, Scott Foster, Heike Ebendorff-Heidepriem, Brant Gibson

Proc. SPIE. 11200, AOS Australian Conference on Optical Fibre Technology (ACOFT) and Australian Conference on Optics, Lasers, and Spectroscopy (ACOLS) 2019

KEYWORDS: Optical fibers, Diamond, Glasses, Remote sensing, Luminescence, Interfaces, Magnetic sensors

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Proceedings Article | 30 December 2019 Paper

Toward a new sensing platform based on conducting polymer: thickness measurement and the effect of different oxidant solution on damage threshold

Soroush Shahnia, Junaiz Rehmen, David Lancaster, Drew Evans, Shahraam Afshar

Proc. SPIE. 11200, AOS Australian Conference on Optical Fibre Technology (ACOFT) and Australian Conference on Optics, Lasers, and Spectroscopy (ACOLS) 2019

KEYWORDS: Optical fibers, Continuous wave operation, Optical properties, Reflection, Polymers, Laser induced damage, Coating, Bioalcohols, Laser damage threshold, Absorption

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Proceedings Article | 30 December 2019 Paper

Eigenvalue analysis of time separated signals using layer-peeling property

Terence Chan, Wen Qi Zhang, Shahraam Afshar Vahid

Proc. SPIE. 11200, AOS Australian Conference on Optical Fibre Technology (ACOFT) and Australian Conference on Optics, Lasers, and Spectroscopy (ACOLS) 2019

KEYWORDS: Modulation, Scattering, Complex systems, Fourier transforms, Physics, Telecommunications, Nonlinear optics, Transmittance, Analytical research, Orthogonal frequency division multiplexing

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Proceedings Article | 30 December 2019 Paper

Nonlinear Fourier transform of second order solitons with closely packed eigenvalues

Wen Qi Zhang, Terence Chan, Shahraam Afshar Vahid

Proc. SPIE. 11200, AOS Australian Conference on Optical Fibre Technology (ACOFT) and Australian Conference on Optics, Lasers, and Spectroscopy (ACOLS) 2019

KEYWORDS: Photonic devices, Fiber optics, Fourier transforms, Physics, Solitons, Transform theory, Telecommunications, Nonlinear optics, Optical communications, Data communications

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Proceedings Article | 30 December 2019 Paper

New approach to find nonlinear Fourier transform of optical signals

Shahraam Afshar Vahid, Wen Qi Zhang, Terence Chan

Proc. SPIE. 11200, AOS Australian Conference on Optical Fibre Technology (ACOFT) and Australian Conference on Optics, Lasers, and Spectroscopy (ACOLS) 2019

KEYWORDS: Fiber optics, Telecommunications, Signal processing, Nonlinear optics, Differential equations, Ordinary differential equations

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Proceedings Article | 2 January 2018 Paper

A fibre optic fluorescence sensor to measure redox level in tissues

Wen Qi Zhang, Janna Morrison, Jack R. Darby, Sally Plush, Alexandra Sorvina, Doug Brooks, Tanya Monro, Shahraam Afshar Vahid

Proc. SPIE. 10456, Nanophotonics Australasia 2017

KEYWORDS: Optical fibers, Microscopes, Liver, Fiber optics, Tissues, Sensors, Luminescence, Molecules, Heart, Fetus

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Proceedings Article | 17 February 2017 Presentation + Paper

Mode-locked sub 200 fs laser pulses from an Er-Yb-Ce ZBLAN waveguide laser

David Lancaster, Champak Khurmi, Nicolas Bourbeau-Hebert, Jerome Genest, George Chen, Wenqi Zhang, Shahraam Afshar, Tanya Monro

Proc. SPIE. 10082, Solid State Lasers XXVI: Technology and Devices

KEYWORDS: Mid-IR, Oscillators, Waveguides, Dispersion, Glasses, Mode locking, Solid state lasers, Solids, Ultrafast lasers, Erbium, Solid state physics, Waveguide lasers, ZBLAN

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Proceedings Article | 22 December 2015 Paper

Dipole-fiber systems: radiation field patterns, effective magnetic dipoles, and induced cavity modes

Shaghik Atakaramians, Andrey Miroshnichenko, Ilya Shadrivov, Tanya Monro, Yuri Kivshar, Shahraam Afshar

Proc. SPIE. 9668, Micro+Nano Materials, Devices, and Systems

KEYWORDS: Refractive index, Interfaces, Magnetism, Physics, Photonics, Nanofibers, Neodymium, Radiation effects, Electroluminescent displays, Quantum information

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Proceedings Article | 3 March 2015 Paper

Predicting the whispering gallery mode spectra of microresonators

Jonathan Hall, Shahraam Afshar V., Matthew Henderson, Alexandre François, Tess Reynolds, Nicolas Riesen, Tanya Monro

Proc. SPIE. 9343, Laser Resonators, Microresonators, and Beam Control XVII

KEYWORDS: Refractive index, Microresonators, Biosensing, Finite-difference time-domain method, Optical spheres, Resonators, Optical properties, Nanoparticles, Optical resonators, Spherical lenses

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Proceedings Article | 3 March 2015 Paper

Whispering-gallery mode lasers for biosensing: a rationale for reducing the lasing threshold

Alexandre François, Nicolas Riesen, Hong Ji, Shahraam Afshar Vahid, Tanya Monro

Proc. SPIE. 9343, Laser Resonators, Microresonators, and Beam Control XVII

KEYWORDS: Refractive index, Microresonators, Biosensing, Optical spheres, Resonators, Polymers, Water, Luminescence, Laser applications, Laser damage threshold

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Proceedings Article | 22 February 2013 Paper

Enhancing the radiation efficiency of dye doped microresonators using coupling effects with a suspended core microstructured optical fiber

A. Francois, S. Afshar, K. Rowland, M. Henderson, T. Monro

Proc. SPIE. 8600, Laser Resonators, Microresonators, and Beam Control XV

KEYWORDS: Microscopes, Refractive index, Microresonators, Optical spheres, Resonators, Waveguides, Sensors, Luminescence, Structured optical fibers, Micro optical fluidics

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Proceedings Article | 16 May 2008 Paper

Highly efficient fluorescence sensing using microstructured optical fibres: general model and experiment

Shahraam Afshar V., Yinlan Ruan, Stephen Warren-Smith, Heike Ebendorff-Heidepriem, Tanya Monro

Proc. SPIE. 7004, 19th International Conference on Optical Fibre Sensors

KEYWORDS: Optical sensing, Silica, Glasses, Luminescence, Structured optical fibers, Quantum dots, Fiber optics sensors, Bismuth, Micro optical fluidics, Absorption

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Proceedings Article | 16 May 2008 Paper

Highly efficient fluorescence sensing using microstructured optical fibres: side-access and thin-layer configurations

S. Warren-Smith, S. Afshar V., T. Monro

Proc. SPIE. 7004, 19th International Conference on Optical Fibre Sensors

KEYWORDS: Refractive index, Sensors, Signal attenuation, Glasses, Luminescence, Structured optical fibers, Sensing systems, Bismuth, Performance modeling, Micro optical fluidics

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Proceedings Article | 11 January 2007 Paper

Microwire fibers for low-loss THz transmission

Shaghik Atakaramians, Shahraam Afshar Vahid, Bernd Fischer, Heike Ebendorff-Heidepriem, Tanya Monro, Derek Abbott

Proc. SPIE. 6414, Smart Structures, Devices, and Systems III

KEYWORDS: Optical fibers, Refractive index, Polymethylmethacrylate, Waveguides, Glasses, Dielectrics, Terahertz radiation, Bismuth, Absorption, Nanowires

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Proceedings Article | 23 May 2005 Paper

CW pre-injection of pump-probe Brillouin sensors for high spatial and strain (temperature)resolutions

Shahraam Afshar, Liang Chen, Xiaoyi Bao

Proc. SPIE. 5855, 17th International Conference on Optical Fibre Sensors

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Proceedings Article | 16 November 2004 Paper

High accuracy temperature and strain measurement with cm spatial resolution for distributed Brillouin-based fiber optic sensors

Shahraam Afshar, Liang Chen, Xiaoy Bao

Proc. SPIE. 5579, Photonics North 2004: Photonic Applications in Telecommunications, Sensors, Software, and Lasers

KEYWORDS: Signal to noise ratio, Continuous wave operation, Sensors, Signal attenuation, Fiber optics sensors, Phonons, Spatial resolution, Laser beam diagnostics, Pulsed laser operation, Temperature metrology

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Proceedings Article | 16 November 2004 Paper

Modeling of stimulated Brillouin scattering in microstructured fibers

Shahraam Afshar, Liang Chen, Xiaoyi Bao

Proc. SPIE. 5579, Photonics North 2004: Photonic Applications in Telecommunications, Sensors, Software, and Lasers

KEYWORDS: Optical fibers, Refractive index, Scattering, Cladding, Matrices, Laser scattering, Free space, 3D modeling, Acoustics, Micro optical fluidics

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Proceedings Article | 16 November 2004 Paper

Simulation of the distributed fiber optic pump-probe Brillouin sensor

Yidun Wan, Sharhraam Afshar, Lufan Zou, Liang Chen, Xiaoyi Bao

Proc. SPIE. 5579, Photonics North 2004: Photonic Applications in Telecommunications, Sensors, Software, and Lasers

KEYWORDS: Fiber optics, Sensors, Signal attenuation, Computer simulations, Fiber optics sensors, Gaussian pulse, Numerical analysis, Phonons, Pulsed laser operation

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Proceedings Article | 15 December 2003 Paper

Impact of EOM extinction ratio on the Brillouin frequency measurement of distributed fiber optic sensors

Shahraam Afshar V., Graham Ferrier, Xiaoyi Bao, Liang Chen

Proc. SPIE. 5260, Applications of Photonic Technology 6

KEYWORDS: Sensors, Signal attenuation, Fiber optics sensors, Spatial resolution, Acoustics, Signal detection, Electrooptic modulators, Baryon acoustic oscillations, Electro optical modeling

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Proceedings Article | 15 December 2003 Paper

A new fitting method for spectral characterization of Brillouin-based distributed sensors

Graham Ferrier, Shahraam Afshar V., Xiaoyi Bao, Liang Chen

Proc. SPIE. 5260, Applications of Photonic Technology 6

KEYWORDS: Optical fibers, Continuous wave operation, Scattering, Sensors, Light scattering, Laser scattering, Fiber optics sensors, Yield improvement, Electro optical modeling

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Showing 5 of 20 publications

Conference Committee Involvement (1)

SPIE Nanophotonics Australasia 2017

10 December 2017 | Melbourne, Australia

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